Zone 10 · Madagascar Periwinkle
Planting Madagascar Periwinkle in Zone 10
Catharanthus roseus
✅ Madagascar Periwinkle thrives in zone 10 (hardy 2–11)
Can I plant today?
⏳ Not the right window
Madagascar Periwinkle has a specific planting window in zone 10. Check back in spring.
Evaluated for April 27, 2026 ·
Zone's last frost
around January 15
Zone's first frost
around December 15
Bloom window
June – October
Peak bloom
July
Sun required
full sun
Mature height
14"
Spacing
12" apart
Type
annual
How to plant Madagascar Periwinkle in zone 10
Transplant after soil warms (wait past last frost). Heat- and drought-tolerant summer workhorse.
💡 In zone 10, start seeds indoors around January — about 8 weeks before your last frost.
Pair with these for continuous bloom
Madagascar Periwinkle peaks in July. These companions keep your bed in color before and after.
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